Chapter 52: Intro to Ecology and the Biosphere – Summer ...

D. Warm air rises between 30°N latitude and 30°S latitude and spreads toward the poles . and the equator. E. Earth is a rotating sphere. 9. Earth's biosphere is not completely self-contained (or closed) because _____. A. humans pollute the atmosphere and bodies of water. B. plants, algae, and photosynthetic bacteria obtain energy from ... ................
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